Home / 671,701.19-1,007,684.67-191,933.33

Finding the Fourth Proportional to 671,701.19, 1,007,684.67 and 191,933.33

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Solution

The fourth proportional to 671,701.19, 1,007,684.67 and 191,933.33 is: 287,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,701.19 : 1,007,684.67 = 191,933.33 : x
  2. Step 2: Convert to fraction form
    671,701.19/1,007,684.67 = 191,933.33/x
  3. Step 3: Cross multiply
    671,701.19x = 1,007,684.67 × 191,933.33
  4. Step 4: Simplify right side
    671,701.19x = 193,408,269,264.63
  5. Step 5: Solve for x
    x = 193,408,269,264.63/671,701.19
  6. Step 6: Final answer
    x = 287,937.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.